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Showing 33 results

The effects of density and the timing of removal on interference between barley, white mustard and wild oats.

Published online: 01 Jan 1973

Authors: Haizel, K. A. & Harper, J. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

The results are reported of glasshouse trials in which the interspecific effects of barley, white mustard (Sinapis alba) and wild oats (Avena fatua) g...

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Growth and yield of pure and mixed crops of oats and barley.

Published online: 03 Jan 1969

Authors: Syme, J. R. & Bremner, P. M.

Content type: Journal article

Journal title: Journal of Applied Ecology

Mixtures of equal numbers of plants of different barley varieties or of a barley variety and an oat variety were grown in 5 field trials and 1 glassho...

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Effects of seeding density and spatial distribution of oat plants on colonization and development of Oscinella frit (Diptera: Chloropidae).

Published online: 01 Jan 1979

Authors: Adesiyun, A. A.

Content type: Journal article

Journal title: Journal of Applied Ecology

Field and laboratory trials were conducted in southern England to study the effects of seeding density and row spacing of oats on colonisation of seed...

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The effects of some insecticides on populations of frit fly (Oscinella frit) and its enemies.

Published online: 31 Dec 1966

Authors: Jones, M. G.

Content type: Journal article

Journal title: Journal of Applied Ecology

Yield of grain from oats sown late (28 Apr.) and sprayed twice in May with 0.5% parathion was about 33% greater than that of untreated oats.-R.B.

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Interactions between Avena and Puccinia species II. The pathogens: Puccinia coronata Cda and P. graminis Pers. f.sp. avenae Eriks. & Henn.

Published online: 01 Jan 1983

Authors: Oates, J. D. & Burdon, J. J. & Brouwer, J. B.

Content type: Journal article

Journal title: Journal of Applied Ecology

A 5-yr survey in NSW revealed considerable annual variation in the abundance, racial diversity and virulence of both pathogen populations. Racial dive...

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Measuring the cost of resistance to Puccinia coronata CDA in Avena fatua.

Published online: 14 Jul 1987

Authors: Burdon, J. J. & Müller, W. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

In greenhouse and field plot experiments, 15 oat lines selected from a natural population in Canberra were compared. Genotypes susceptible to P. coron...

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Observations on Hymenopterous parasites of frit fly Oscinella frit L. on oats.

Published online: 01 Jul 1970

Authors: Jones, M. G.

Content type: Journal article

Journal title: Journal of Applied Ecology

The following is virtually the author's summary. Observations in southern England in 1964-67 showed that the period when most of the Hymenopterous par...

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The effects of some insecticides on populations of frit fly (Oscinella frit) and its enemies.

Published online: 03 Jul 1966

Authors: Jones, M. G.

Content type: Journal article

Journal title: Journal of Applied Ecology

The following is based almost entirely on the author's summary. In investigations in southern England, nearly twice as many eggs were laid by females ...

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Neighbour effects in the genus Avena. 3. A diallel approach.

Published online: 01 Jan 1975

Authors: Trenbath, B. R.

Content type: Journal article

Journal title: Journal of Applied Ecology

Results are reported from a mechanical diallel experiment with Avena fatua, A. ludoviciana, A. strigosa and oats cv. Blenda. Relative yield totals bas...

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An empirical mathematical model to describe plant root systems.

Published online: 01 Jan 1974

Authors: Gerwitz, A. & Page, E. R.

Content type: Journal article

Journal title: Journal of Applied Ecology

An empirical model used to standardize data on root investigations was P = 100 (1-e-fx) where P was the percentage of roots in x cm of soil, and f was...

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